名词
中文翻译：圆柱体
同义词：
['cylindrical block', 'cylinder', 'cylinder block']
例句：
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1. The car's engine is a cylinder block made of aluminum.
这辆车的引擎是一个由铝制成的圆柱体。
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2. The engineer used a special tool to remove the cylinder block.
工程师使用一种特殊的工具来移除圆柱体。
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3.The cylinder block was removed from the engine to replace the worn-out piston rings.
从发动机中取出了圆柱体以替换磨损的活塞环。